Search giant Google Australia is continuing to add features to its Google Maps tool, launching a tool that allows users to monitor traffic flows in major cities and uses crowd-sourcing data on which the service relies. Information on Google Maps displays the current traffic status of many motorways, major and minor arterial routes in Sydney, Melbourne, Brisbane, and smaller areas like Wollongong, the Central Coast, Geelong, the Sunshine Coast and the Gold Coast. When the "traffic" function is turned on, roads are marked with a coloured line indicating whether traffic flow is fast (a green line), medium (yellow), heavy (red)...